Seiko Cal. 6391 - 773

The Seiko 6391-773 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-ef5328777bf1]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1980

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